The QC Hardness Standard is a certified reference material designed to assess water hardness by providing precise concentrations of calcium (Ca) and magnesium (Mg) ions. This ready-to-use solution is prepared in a water matrix, ensuring compatibility and stability for accurate analytical measurements.
Product Specifications
| Specification | Details |
|---|---|
| Part Number | QCP-WH-500ML |
| Description | QC Hardness Standard |
| Matrix Composition | Water |
| Dilution | Ready to Use |
| Applications | Calibration and validation of analytical instruments for water hardness determination |
Analyte Concentrations
| Analyte | Concentration Range (mg/L) |
|---|---|
| Calcium (Ca) | 8.7–275 |
| Magnesium (Mg) | 2.9–92 |
| Total Hardness as CaCO₃ | 17–440 |









